            /* 清楚默认样式 */
            
            html,
            body,
            div,
            ul,
            li,
            h1,
            h2,
            h3,
            h4,
            h5,
            h6,
            p,
            dl,
            dt,
            dd,
            ol,
            form,
            input,
            textarea,
            th,
            td,
            select {
                margin: 0;
                padding: 0;
            }
            /* * {
                box-sizing: border-box;
            } */
            
            html,
            body {
                min-height: 100%;
            }
            
            body {
                font-family: "Microsoft YaHei";
                font-size: 14px;
                color: #333;
                width: 100%;
            }
            
            h3 {
                font-weight: normal;
            }
            
            ul,
            ol {
                list-style: none;
            }
            
            img {
                border: none;
                vertical-align: middle;
            }
            
            a {
                text-decoration: none;
                color: #232323;
            }
            
            table {
                border-collapse: collapse;
                table-layout: fixed;
            }
            
            input,
            textarea {
                outline: none;
                border: none;
            }
            
            textarea {
                resize: none;
                overflow: auto;
            }
            
            .clearfix {
                zoom: 1;
            }
            
            .clearfix:after {
                content: ".";
                width: 0;
                height: 0;
                visibility: hidden;
                display: block;
                clear: both;
                overflow: hidden;
            }
            
            .fl {
                float: left
            }
            
            .fr {
                float: right
            }
            
            .tl {
                text-align: left;
            }
            
            .tc {
                text-align: center
            }
            
            .tr {
                text-align: right;
            }
            
            .ellipse {
                overflow: hidden;
                text-overflow: ellipsis;
                white-space: nowrap;
            }
            
            .inline {
                display: inline-block;
                *display: inline;
                *zoom: 1;
            }
            
            .ad {
                width: 100%;
                font-size: 0;
                height: 88px;
                /* border: solid 1px pink; */
            }
            
            img {
                width: 100%;
                height: 88px;
            }
            /* 最大的盒子 */
            /* 广告图片 */
            
            .nav0 {
                width: 100%;
                background: #f4f4f4;
            }
            
            .nav1 {
                margin: 0 auto;
                background: #f1f1f1;
                width: 100%;
                height: 30px;
                line-height: 30px;
                /* border: solid 1px black; */
                padding-right: 360px;
                /* position: absolute;
            top: 88px; */
                overflow: hidden;
            }
            
            .nav1::after {
                clear: both;
                display: block;
                height: 0;
                content: "\200B";
            }
            
            .nav1 {
                *zoom: 1;
                width: 1190px;
            }
            /* .navbar {
            margin-left: 360px;
        } */
            /* 第一个导航对齐 */
            
            .nav1 ul {
                width: 100%;
                margin: 0 auto;
                /* border: solid 1px black; */
            }
            
            .nav1 ul a {
                float: left;
                overflow: auto;
                list-style: none;
            }
            
            .nav1 ul .a1 {
                float: right;
            }
            
            .nav1 ul li {
                margin-right: 20px;
            }
            /* 第三部分盒子 */
            
            .wrapthree {
                width: 100%;
                height: 160px;
                /* border: solid 1px black; */
            }
            
            .wrapt {
                height: 160px;
                width: 1190px;
                margin: 0 auto;
                /* border: solid 1px pink; */
                position: relative;
            }
            /* logo */
            
            .logo {
                width: 200px;
                height: 50px;
                /* border: solid 1px black; */
                position: absolute;
                top: 40px;
                left: 0;
            }
            
            .logo img {
                width: 200px;
                height: 50px;
            }
            /* 搜索框 */
            
            .search {
                width: 550px;
                height: 40px;
                border: solid 1px blue;
                position: absolute;
                left: 340px;
                top: 44px;
            }
            
            .search input {
                width: 440px;
                height: 34px;
                margin-left: 40px;
            }
            
            .search button {
                width: 60px;
                height: 40px;
                border: solid 1px blue;
                background: blue;
                float: right;
            }
            
            .btna a {
                color: white !important;
            }
            /* 二维码 */
            
            .mark {
                /* border: solid 1px black; */
                height: 80px;
                width: 80px;
                position: relative;
                /* top: 30px; */
                left: 1100px;
                top: 40px;
            }
            /* 第二个导航栏 */
            /* .nav2 ul li {
            float: left;
            width: 40px;
            height: 30px;
        }
         */
            
            .nav2 {
                width: 1200px;
                height: 50px;
                position: absolute;
                bottom: 12px
            }
            
            .nav2 ul a {
                display: block;
                margin: 26px;
                width: 90px;
                height: 30px;
                float: left;
                font-size: 20px;
                color: black;
                /* border: solid 1px black; */
                text-align: center;
                line-height: 30px;
                /* position: absolute; */
                /* bottom: 2px; */
                font-weight: 700;
                text-decoration: none;
            }
            
            .nav2 ul .a1 {
                margin-left: 0;
            }
            
            .nav2 ul a :hover {
                color: red;
            }
            
            .active-nav2 {
                color: #fff;
                background: #2a54a1;
            }
            /* 内容盒子 */
            
            .main-content {
                width: 100%;
                background: #f1f1f1;
                padding: 20px 0 0px;
                position: relative;
            }
            
            .contentbox {
                width: 1190px;
                margin: 0 auto;
                /* overflow: hidden; */
                margin-bottom: 5px;
                position: relative;
                z-index: 10;
                clear: both;
            }
            /* 左侧二级菜单 */
            
            .box-goods {
                position: relative;
                z-index: 1;
            }
            
            .tab {
                width: 200px;
                height: 526px;
                padding-top: 20px;
                /* border: solid 1px black; */
                background: white;
                float: left;
            }
            
            .tab-t {
                padding: 0 0 0 30px;
                height: 38px;
                line-height: 36px;
                /* position: relative; */
                margin-bottom: 3px;
            }
            
            .tab a {
                color: #333;
                margin: 0 7px;
                white-space: nowrap;
            }
            
            .tab h3 {
                font-size: 14px;
                position: relative;
                /* float: left; */
            }
            
            .tab h3:hover div {
                display: block;
            }
            /* 二级菜单 */
            
            .tab h3 .nav-son {
                width: 700px;
                height: 300px;
                border: 1px solid pink;
                background: white;
                position: absolute;
                left: 160px;
                top: 0;
                z-index: 100;
                display: none;
            }
            
            .nav-grandson {
                height: 40%;
                /* display: flex;
                flex-direction: column;
                justify-content: space-around; */
                border: 1px solid pink;
            }
            
            .nav-grandson a {
                display: inline-block;
                font-size: 30px;
                color: black;
                /* border: 1px solid forestgreen; */
            }
            
            .nav-grandson a:hover {
                color: blue;
            }
            
            .tab-t img {
                width: 16px;
                height: 16px;
                /* border: solid 1px black; */
                float: left;
            }
            /* 轮播图 */
            
            .banner {
                width: 680px;
                height: 290px;
                /* border: solid 1px black; */
                float: left;
                margin-left: 20px;
            }
            /* 选项卡 */
            
            .mytab {
                float: left;
                width: 270px;
                height: 290px;
                margin-left: 20px;
                border: solid 1px white;
                background: white;
            }
            
            .mytab a {
                margin-left: 20px;
                /* border: solid 1px #eee; */
                color: rgb(138, 136, 136);
                background: white;
            }
            
            .active {
                color: black;
            }
            /* <!-- 图片盒子 --> */
            
            .pic-box {
                width: 680px;
                height: 218px;
                /* border: solid 1px black; */
                float: left;
                margin: 20px 0 0 20px;
            }
            
            .pic-box li {
                float: left;
                cursor: pointer;
                transition: all 0.5s;
            }
            
            .pic-box li:hover {
                transform: scale(1.1);
                /* border: 1px solid grey; */
                box-shadow: 10px 10px 5px 5px#888888;
                background: rgb(172, 152, 152);
                z-index: 10;
            }
            
            .pic-box .li1 {
                width: 198px;
                height: 216px;
                margin-right: 1px;
                /* border: solid 1px black; */
            }
            
            .pic-box .li2 {
                width: 240px;
                height: 108px;
                /* border: solid 1px green; */
            }
            
            .pic-box .li3 {
                width: 240px;
                height: 108px;
                /* border: solid 1px green; */
            }
            
            .pic-box .li4 {
                width: 240px;
                height: 108px;
                /* border: solid 1px green; */
            }
            
            .pic-box .li5 {
                width: 240px;
                height: 108px;
                /* border: solid 1px green; */
            }
            
            .pic-box li img {
                width: 100%;
                height: 100%;
            }
            /* 广告 ad2 */
            
            .ad2 {
                width: 270px;
                height: 216px;
                float: left;
                margin-top: 20px;
                margin-left: 20px;
            }
            
            .ad2 img {
                width: 100%;
                height: 100%;
            }
            /* goods */
            
            .goods {
                margin-top: 1px;
                height: auto;
                /* border: 1px solid black; */
                /* height: 2000px; */
            }
            
            .note {
                /* margin-top: 10px; */
                /* display: flex;
                flex: 1; */
                margin: 0 auto !important;
                width: 1190px;
                height: 40px;
                float: left;
                /* border: 1px solid black; */
                /* overflow: hidden; */
            }
            
            .note strong {
                /* float: left; */
                font-size: 20px;
                color: #333;
                margin-right: 20px;
                line-height: 40px;
                text-align: center;
            }
            
            .note p {
                float: left;
                line-height: 40px;
            }
            /* picture box*/
            
            .box-goods {
                width: 1190px;
                height: 320px;
                margin: 0 auto;
                /* border: 1px solid black; */
                display: flex;
                flex: 1;
            }
            
            .goods-one {
                height: 100%;
                width: 585px;
                /* border: 1px solid black; */
                margin-right: 16px;
                display: flex;
                flex: 1;
            }
            
            .goods-one>div {
                width: 175px;
            }
            
            .goods-two {
                height: 100%;
                width: 585px;
                /* border: 1px solid black; */
                display: flex;
                flex: 1;
            }
            
            .goods-two>div {
                width: 175px;
            }
            
            .box-goods img {
                height: 100%;
                transition: all 0.5s;
                cursor: pointer;
            }
            
            .box-goods img :hover {
                border: 10px solid black;
            }
            /* ad3-4 */
            
            .ad3-4 {
                width: 1190px;
                margin: auto;
            }
            
            .ad3-4 img {
                width: 586px;
                height: 90px;
                margin-top: 20px;
            }
            
            .ad3-4 :nth-child(2) {
                margin-left: 13px;
            }
            /* applyer 贸易商广告 */
            
            .applyer {
                margin-top: 20px;
            }
            
            .goods-one div {
                background: white;
            }
            
            .goods-one h4,
            h5 {
                padding: 15px 20px 3px;
                margin: 0 auto;
                font-size: 16px;
                line-height: 20px;
                text-align: center;
                white-space: nowrap;
            }
            
            .goods-one h4 {
                font-size: 20px;
            }
            
            .name img {
                height: 100px;
                width: 100px;
                margin-left: 20px;
            }
            
            .name img:hover {
                margin-left: -2px;
            }
            
            .buttons a {
                text-decoration: none;
                border: 1px solid pink;
                border-radius: 10px;
                display: block;
                width: 80px;
                text-align: center;
                margin-top: 30px;
                margin-left: 30px;
            }
            
            .buttons a:hover {
                color: white !important;
                background: #6edbee;
            }
            /* 横向广告 */
            
            .ad5 {
                width: 1190px;
                margin: 0 auto;
                margin-top: 20px;
            }
            /* 招聘 */
            
            .offer a {
                text-decoration: none;
            }
            
            .offer {
                width: 1190px;
                height: 296px;
                border: 1px solid pink;
                margin: 0 auto;
                margin-top: 20px;
            }
            
            .tab-pane img {
                height: 250px;
                cursor: pointer;
            }
            
            .offer .nav-tabs a {
                display: block;
                font-size: 25px;
                margin: 5px 20px;
                width: 180px;
                text-align: center;
                /* border: 1px solid blue; */
            }
            
            .offer ul {
                cursor: pointer;
                display: flex;
                justify-content: space-around;
            }
            
            .offer .active {
                color: white;
                background: rgb(93, 93, 235);
            }
            
            .bottom {
                height: 160px;
                width: 1190px;
                margin: 0 auto;
            }
            
            .bottom img {
                width: 1190px;
                height: 160px;
            }
            
            #bottom {
                margin-top: 20px;
                width: 100%;
                background: rgb(32, 32, 32);
            }